treewide: migrate usages of nix hash to nix-hash#436570

Frontear wants to merge 1 commit intoNixOS:masterNixOS/nixpkgs:masterfrom

Frontear:treewide-nix3-hash-to-legacy-nix-hashFrontear/nixpkgs:treewide-nix3-hash-to-legacy-nix-hashCopy head branch name to clipboard